#!/sbin/openrc-run
# Copyright 1999-2013 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2

extra_commands="${opts} dump reload restore"

depend() {
	need net
	use dns
}

checkconfig() {
	if [ ! -f "/etc/smokeping/config" ] ; then
		eerror "You need /etc/smokeping/config to run smokeping!"
		return 1
	fi
}

start() {
	checkconfig || return 1

	if [ ! -d /run/smokeping/ ]; then
		mkdir /run/smokeping/
	fi
	chown smokeping:smokeping /run/smokeping/

	ebegin "Starting smokeping"
	LC_ALL=C \
	start-stop-daemon --start --name smokeping \
		--pidfile /run/smokeping/smokeping.pid \
		--exec /usr/bin/smokeping \
		--user smokeping:smokeping
	eend $?
}

stop() {
	ebegin "Stopping smokeping"
	start-stop-daemon --stop \
		--pidfile /run/smokeping/smokeping.pid
	eend $?
}

reload() {
	ebegin "Reloading smokeping"
	/usr/bin/smokeping --reload 1>/dev/null 2>&1
	eend $?
}

dump() {
	ebegin "Dumping smokeping rrd files to XML for backup or upgrade use"
	if service_started "${myservice}" ; then
		eerror "You need to stop smokeping before dumping files!"
		return 1
	fi
	for f in `find /var/lib/smokeping -name '*.rrd' -print` ; do
		f_xml=`dirname $f`/`basename $f .rrd`.xml
		rrdtool dump "$f" > "${f_xml}"
		chown root:0 "${f_xml}"
	done
	eend $?
}

restore() {
	ebegin "Restoring smokeping rrd files from XML dump files"
	if service_started "${myservice}" ; then
		eerror "You need to stop smokeping before restoring files!"
		return 1
	fi
	for f in `find /var/lib/smokeping -name '*.xml' -print` ; do
		f_rrd=`dirname $f`/`basename $f .xml`.rrd
		mv -f "${f_rrd}" "${f_rrd}.bak"
		chown root:0 "${f_rrd}.bak"
		rrdtool restore "$f" "${f_rrd}"
		chown smokeping:smokeping "${f_rrd}"
	done
	eend $?
}
